passive voice


when can we delete to be verbs from a passive sentance?


for example:


which one is correct?


Methods designed to detect adaptive evolution

Methods were/are designed to detect adaptive evolution


I often see the passive voice without any to be verbs


your help is appreciated

passive be edited Dec 30 '13 at 09:38 Amir New member

1 answer


When you removed the verb, you created an incomplete sentence. We can't know if it is passive or active until you complete the sentence.

link comment answered Dec 30 '13 at 10:32 Patty T Grammarly Fellow

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